Vulnerability identifier: #VU33426

Vulnerability risk: Low

CVSSv3.1: 3.4 [AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L/E:U/RL:U/RC:C]

CVE-ID: CVE-2019-2842

CWE-ID: CWE-20

Exploitation vector: Network

Exploit availability: No

Description

The vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise Java SE. Successful attacks of this vulnerability can result in unauthorized ability to cause a partial denial of service (partial DOS) of Java SE. Note: This vulnerability applies to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of user-supplied input. A remote attacker can Java deployments, typically in clients running sandboxed Java Web Start applications or sandboxed Java applets (in Java SE 8), that load and run untrusted code (e.g., code that comes from the internet) and rely on the Java sandbox for security. This vulnerability can also be exploited by using APIs in the specified Component, e.g., via a web service which supplies data to the APIs. CVSS 3.0 Base Score 3.7 (Availability impacts).

Mitigation
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

External links
http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00044.html
http://www.oracle.com/technetwork/security-advisory/cpujul2019-5072835.html
http://kc.mcafee.com/corporate/index?page=content&id=SB10300
http://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbst03977en_us
http://usn.ubuntu.com/4080-1/

---

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.